摘要
Hypertension,as the leading modifiable risk factor for cardiovascular disease,represents the top cause of death,with the elderly as the most vulnerable population.[1]In China,>55%of citizens aged≥65 years suffered from hypertension.[2]China will be faced with more severe blood pressure burden in the near future,as the elderly will expect to account for 30%of the total population by 2050.[3]For patients aged≥60 years,isolated systolic hypertension is the most common hypertension subtype,which is defined as a systolic blood pressure(SBP)of≥140 mmHg and a diastolic blood pressure of<90 mmHg.